A nonmetallic circular item with an aperature, having a solid round cross-section. They are used primarily for sealing. For items with other than round cross section, see packing,preformed. For noncircular items with a round cross-section, see seal,nonmetallic round section and rubber,round section.
Classification: Gaskets, washers and other seals, of vulcanized rubber other than hard rubber
NSN 5990-00-818-5235
NSN 5835-01-274-1035
NSN 6150-00-104-8035
NSN 6135-01-068-0119
NSN 6240-01-197-3888
NSN 5975-00-505-2626
NSN 5855-01-294-0912
NSN 5975-00-222-4109
NSN 6320-01-227-2648
NSN 6130-01-633-2447
NSN 5999-00-424-3100
NSN 5960-01-641-5493